So I'm looking to get a new wetsuit for the summer season, only problem is, I don't live near the sea so there are no shops near me where I can try different sizes on. I currently have a MT Xcel wettie but it's a little tight around the chest. My questions are; what is the most important size to get right (i.e. height, chest, waist or weight) and what size do you think would suit me best? My sizes are: